No signal after updating my iphone
Main internet provider like AT&T, Time Warner Cable, Century Link, Charter and Verizon would offer the best stable internet connection in the US.
If your warranty is still should go check with an Apple Store to see if it’s a hardware problem.
Issues can however occur that may prevent your i Pad Air/i Phone from properly connecting to a stable network, all of which can be easily rectified as outlined in the following list of method on fixing Wi-FI for i OS after update.
Check your router and ensure that Wi Fi is actually turned on.
In most cases, i Phone poor Wi-Fi connection is caused by the network issue, reset the network to factory settings will solve this issue, and this is also a solution suggested by Apple Service: Go to Settings - If the network abd router is working well, the weak Wi-Fi performance may be caused by i Phone system.A lot of problems with the Wi-Fi connection can appear after updating your i OS version on the i Pad.The problem can causes slowness and not maintaining a stable internet connection on the i Phone/i Pad.There are only few things you can do on an i Pad without an active internet connection, which is why it is essential to make sure you can connect to a stable Wi-Fi network with good speed and stability.Without worrying about breaking suddenly when downloading apps, sending emails and surfing the web.